Hansen Dam (in its watershed context)
E609330
Hansen Dam (in its watershed context) is a major flood-control and water-management structure within the Santa Ana River system, helping regulate river flows, reduce downstream flooding, and support regional water resources.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Hansen Dam | 0 |
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
flood control dam
ⓘ
water-management infrastructure ⓘ |
| associatedWith | Los Angeles River flood control channel NERFINISHED ⓘ |
| basin | Los Angeles River watershed ⓘ |
| constructedAsResponseTo | historic flooding in Los Angeles region in the early 20th century ⓘ |
| constructionStartDate | 1939 ⓘ |
| controls | peak storm flows in Tujunga Wash ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| crosses | Tujunga Wash NERFINISHED ⓘ |
| designedFor | protection of downstream communities from flooding ⓘ |
| elevation | approximately 1,060 feet above sea level ⓘ |
| hasLandUse |
open space
ⓘ
recreational facilities ⓘ wildlife management areas ⓘ |
| hasPart |
Hansen Dam Aquatic Center
NERFINISHED
ⓘ
Hansen Dam Golf Course NERFINISHED ⓘ Hansen Dam Recreation Area NERFINISHED ⓘ Hansen Dam Reservoir NERFINISHED ⓘ |
| helpsProtect |
commercial and industrial areas downstream
ⓘ
residential areas downstream ⓘ transportation infrastructure downstream ⓘ |
| hydrologicFunction |
attenuation of flood peaks
ⓘ
temporary detention of storm runoff ⓘ |
| locatedIn |
Los Angeles County
ⓘ
surface form:
Los Angeles County, California
San Fernando Valley NERFINISHED ⓘ |
| managedBy | United States Army Corps of Engineers NERFINISHED ⓘ |
| monitoredBy | United States Army Corps of Engineers Los Angeles District NERFINISHED ⓘ |
| namedAfter | Homer Hansen NERFINISHED ⓘ |
| near | Pacoima, Los Angeles NERFINISHED ⓘ |
| openingDate | 1940 ⓘ |
| operatedFor |
multi-purpose recreation
ⓘ
public safety ⓘ |
| ownedBy | United States government ⓘ |
| partOf |
Los Angeles County flood control system
ⓘ
federal flood risk management projects in Southern California ⓘ |
| purpose |
flood control
ⓘ
groundwater recharge support ⓘ recreation support ⓘ stormwater management ⓘ |
| region | Southern California ⓘ |
| regulates | downstream flows to the Los Angeles River ⓘ |
| riskReductionFor |
flooding in downstream Los Angeles communities
ⓘ
flooding in the San Fernando Valley ⓘ |
| supports |
local groundwater recharge through managed releases and percolation downstream
ⓘ
regional water resources management ⓘ wildlife habitat in the reservoir and riparian areas ⓘ |
| type | earth-fill dam ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.